Câu hỏi:

Circle the correct answer A, B, C or D.

The public suggested that the factories ………. with waste treatment system.

Circle the correct answer A, B, C or D.

The Thang Long Imperial Citadel was the ………. of political power for nearly seven centuries without interruption.

Circle the correct answer A, B, C or D.

It ………that China dug up the ocean floor to build artificial islands.

Circle the correct answer A, B, C or D.

The towers of the My Son sanctuary are the most significant ……. of the My Son civilization.

Circle the correct answer A, B, C or D.

The most important thing is that we ……… foreign tourists come back to Viet Nam again .

Circle the correct answer A, B, C or D.

It …………that some foreigners had collected rubbish on Cat Ba Beach.

Circle the correct answer A, B, C or D.

The Ho Dynasty Citadel has a palace ………. with marble roads that connect each palace.